test feed's news feed is a constant barrage of misinformation, violence, and gore. again, just by following facebook's recommendations. now, in response to these test cases, facebook has pointed to changes it says it knead to make the platform safer. it also has made progress in working to stop abuse in countries where there's a heightened risk of conflict and violence. it's clear that the problems that tech giants like facebook are both facing and creating are complex, but are also really really not getting better over time. and if we are looking to these companies to show bravery and backbone, so far the evidence that they are capable of that or inclined in that way is getting worse over time. worse over time, and seemingly acutely worse recently. how do we solve for that. and who is in charge of solving for that. senator elizabeth warren joins us about that and more next. r es